Set up the PCI DMA control register properly for the 5714 family, only tested on the BCM5780 so far as found in the ServerWorks HT-2000 chipset. bge goes from slow throughput and constant watchdog resets to no watchdog's and decent throughput and what appears to be stable operation.
Set up the PCI DMA control register properly for the 5714 family,
only tested on the BCM5780 so far as found in the ServerWorks
HT-2000 chipset. bge goes from slow throughput and constant
watchdog resets to no watchdog's and decent throughput and what
appears to be stable operation.

From jonathan NetBSD and based on the Broadcom Linux driver.

Thanks to Daniel Ouellet for testing on an IBM e326m

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars